96 lines
2.2 KiB
Go
96 lines
2.2 KiB
Go
package main
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import (
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"net/http"
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"path/filepath"
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"github.com/fsnotify/fsnotify"
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"github.com/sirupsen/logrus"
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"github.com/spf13/cobra"
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)
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var (
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modules = Modules{}
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)
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func main() {
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var address string
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var level string
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cmd := &cobra.Command{
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Use: "go-repo [config]",
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Short: "go-repo serve a minimal go module registry web site",
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Example: "go-repo config.yml",
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Args: cobra.ExactArgs(1),
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Run: func(cmd *cobra.Command, args []string) {
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if l, err := logrus.ParseLevel(level); err == nil {
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logrus.SetLevel(l)
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}
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path := args[0]
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if s, err := filepath.EvalSymlinks(path); err == nil {
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path = s
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}
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mods, err := NewModules(path)
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if err != nil {
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logrus.Fatal(err)
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}
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mu.Lock()
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modules = mods
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mu.Unlock()
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watcher, err := fsnotify.NewWatcher()
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if err != nil {
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logrus.Fatal(err)
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}
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defer watcher.Close()
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go func() {
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for {
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select {
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case event, ok := <-watcher.Events:
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if !ok {
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return
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}
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logrus.Debugf("file watcher: %s", event.Op.String())
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if event.Op&fsnotify.Write != fsnotify.Write {
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continue
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}
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logrus.Info("reloading modules")
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mu.Lock()
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modules, err = NewModules(args[0])
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if err != nil {
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mu.Unlock()
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logrus.Fatalf("reload modules: %v", err)
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}
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mu.Unlock()
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go func() {
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if err := modules.LoadReadme(); err != nil {
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logrus.WithError(err).Error("failed to load all readme")
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}
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}()
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case err, ok := <-watcher.Errors:
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if !ok {
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return
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}
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logrus.Errorf("file watcher: %v", err)
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}
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}
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}()
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if err := watcher.Add(path); err != nil {
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logrus.Fatal(err)
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}
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go func() {
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if err := modules.LoadReadme(); err != nil {
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logrus.WithError(err).Error("failed to load all readme")
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}
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}()
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http.HandleFunc("/", modulesHandler)
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logrus.Infof("starting server at %s", address)
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if err := http.ListenAndServe(address, nil); err != nil {
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logrus.Fatal(err)
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}
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},
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}
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cmd.Flags().StringVarP(&address, "address", "a", ":8888", "The server address")
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cmd.Flags().StringVar(&level, "logs-level", "info", "")
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cmd.Execute()
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}
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